@font-face {
	font-family: 'MAKER';
	src: url('../TTF/IPix中文像素字.ttf');
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

div {
	display: block;
}

#background {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	min-width: 1000px;
	z-index: -10;
	zoom: 1;
	background-color: #fff;
	background-repeat: no-repeat;
	background-size: cover;
	-webkit-background-size: cover;
	-o-background-size: cover;
	background-position: center 0;
}

body {
	/* 默认最小高度 1屏 */
	min-height: 100%;
	position: relative;
}

header {
	/* 固定定位 */
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	/* 弹性布局 */
	display: flex;
	/* 将元素靠边对齐 */
	justify-content: space-between;
	align-items: center;
	padding: 1px;
	z-index: 1;
	/* 动画过渡 */
	transition: 0.6s;
	background-color: #fff;
}

header .logo {
	font-size: 32px;
	color: #fff;
	font-weight: 700;
	text-decoration: none;
	/* 转大写 */
	text-transform: uppercase;
	/* 字间距 */
	letter-spacing: 2px;
	transition: 0.6s;
}

header ul {
	display: flex;
	justify-content: center;
	align-items: center;
}

header ul li {
	list-style: none;
}

header ul li a {
	margin: 0 15px;
	text-decoration: none;
	color: #000;
	font-weight: 500;
	letter-spacing: 2px;
	transition: 0.6s;
}

header ul li a {
	width: 110px;
	height: 50px;
	display: block;
	text-align: center;
	line-height: 50px;
}

header ul li a:hover {
	background-color: cornflowerblue;
	color: antiquewhite;
	transition: 0.5s;
}

/* 鼠标滚动后，改变导航栏样式 */
header.sticky {
	padding: 5px 100px;
	background-color: #fff;
}

header.sticky .logo,
header.sticky ul li a {
	color: #000;
}

header.sticky ul li a:hover {
	color: cornflowerblue;
}

.content {
	
	text-align: center;
	padding: 50px;
}

.sp1 {
	position:relative ;
	top:50px;
	font-family: MAKER;
	font-size: 6rem;
}

.sp2 {
	position:relative ;
	top:50px;
	font-family: MAKER;
	font-size: 3.5rem;
	line-height: 1.5;
}

.sp3 {
	position:relative ;
	top:50px;
	font-family: MAKER;
	font-size: 3rem;
	line-height: 1.5;
}


/* 主要三选项 */
.mainchoose{
	position:relative ;
	left: -130px;
	}

.mycontent{
	width: 600px;
	margin: 10px auto;
	text-align: center;
	display: flex;
	justify-content: space-between;
}

/* 选项背景色 */
.trial{
	background-color: #b5a2bd;
}

.about{
	background-color: #9b72ec;
}

.join{
	background-color: #babd7a;
}



.trial,.about,.join{
	border-radius: 16px;
	box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.2), 0 4px 4px 0 rgba(0, 0, 0, 0.19);
	/* border-style: groove; */
	width: 180px;
	height: 300px;
	display: flex;
	justify-content: center;
	align-items: center;
	margin: 50px;
	transition-property: box-shadow,transform;
	transition-duration: 0.3s;
	transform: perspective(1px) translateZ(0);

}



.trial a,.about a,.join a{
	display: flex;
	width: 180px;
	height: 300px;
	justify-content: center;
	text-decoration: none;
	text-align: center;
	font-size: 26px;
	font-family:'幼圆';
	color: black;
	text-shadow: 0 8px 10px #000000;  
}

.trial a:hover,.about a:hover,.join a:hover{
	color:#ffffff;
}




.trial:hover,.about:hover,.join:hover,
.trial:focus,.about:focus,.join:focus,
.trial:active,.about:active,.join:active{
	transform: scale(1.2);
	box-shadow: 0 8px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
	background-color: #5b3c54;
	color: white;
	
}



